Hi Alexey,
Thank you for your interest in Syncfusion Products.
Sorry for the long delay in getting back to you.We are able to reproduce the mentioned issue.We have forwarded this issue to our development team for further analysis.
Could you please report this issue through Direct Trac Developer Support System
https://www.syncfusion.com/account/login?ReturnUrl=%2fsupport%2fdirecttrac%2fincidents because you can take the advantage of the expertise of a dedicated support engineer and a guaranteed response time and we hope you will take advantage of this system as well. If you have already reported, please ignore this.
Please let us know if you have any queries.
Regards,
Poornima